/*******************************************************************************
* KindEditor - WYSIWYG HTML Editor for Internet
* Copyright (C) 2006-2011 kindsoft.net
*
* @author Roddy <luolonghao@gmail.com>
* @site http://www.kindsoft.net/
* @licence http://www.kindsoft.net/license.php
*******************************************************************************/

KindEditor.plugin('insertfile', function (K) {
    var self = this, name = 'insertfile',
        allowFileUpload = K.undef(self.allowFileUpload, true),
        allowFileManager = K.undef(self.allowFileManager, false),
        formatUploadUrl = K.undef(self.formatUploadUrl, true),
        uploadJson = K.undef(self.uploadJson, self.basePath + 'php/upload_json.php'),
        extraParams = K.undef(self.extraFileUploadParams, {}),
        filePostName = K.undef(self.filePostName, 'imgFile'),
        lang = self.lang(name + '.');
    self.plugin.fileDialog = function (options) {
        var fileUrl = K.undef(options.fileUrl, 'http://'),
            fileTitle = K.undef(options.fileTitle, ''),
            clickFn = options.clickFn;
        var html = [
            '<div style="padding:20px;">',
            '<div class="ke-dialog-row">',
            '<label for="keUrl" style="width:60px;">' + lang.url + '</label>',
            '<input type="text" id="keUrl" name="url" class="ke-input-text" style="width:160px;" /> &nbsp;',
            '<input type="button" class="ke-upload-button" value="' + lang.upload + '" /> &nbsp;',
            '<span class="ke-button-common ke-button-outer">',
            '<input type="button" class="ke-button-common ke-button" name="viewServer" value="' + lang.viewServer + '" />',
            '</span>',
            '</div>',
            //title
            '<div class="ke-dialog-row">',
            '<label for="keTitle" style="width:60px;">' + lang.title + '</label>',
            '<input type="text" id="keTitle" class="ke-input-text" name="title" value="" style="width:160px;" /></div>',
            '</div>',
            //form end
            '</form>',
            '</div>'
        ].join('');
        var dialog = self.createDialog({
            name: name,
            width: 450,
            title: self.lang(name),
            body: html,
            yesBtn: {
                name: self.lang('yes'),
                click: function (e) {
                    var url = K.trim(urlBox.val()),
                        title = titleBox.val();
                    if (url == 'http://' || K.invalidUrl(url)) {
                        alert(self.lang('invalidUrl'));
                        urlBox[0].focus();
                        return;
                    }
                    if (K.trim(title) === '') {
                        title = url;
                    }
                    clickFn.call(self, url, title);
                }
            }
        }),
            div = dialog.div;

        var urlBox = K('[name="url"]', div),
            viewServerBtn = K('[name="viewServer"]', div),
            titleBox = K('[name="title"]', div);

        if (allowFileUpload) {
            var uploadbutton = K.uploadbutton({
                button: K('.ke-upload-button', div)[0],
                fieldName: filePostName,
                url: K.addParam(uploadJson, 'dir=file'),
                extraParams: extraParams,
                afterUpload: function (data) {
                    dialog.hideLoading();
                    if (data.error === 0) {
                        var url = data.url;
                        if (formatUploadUrl) {
                            url = K.formatUrl(url, 'absolute');
                        }
                        urlBox.val(url);
                        if (self.afterUpload) {
                            self.afterUpload.call(self, url, data, name);
                        }
                        alert(self.lang('uploadSuccess'));
                    } else {
                        alert(data.message);
                    }
                },
                afterError: function (html) {
                    dialog.hideLoading();
                    self.errorDialog(html);
                }
            });
            uploadbutton.fileBox.change(function (e) {
                dialog.showLoading(self.lang('uploadLoading'));
                uploadbutton.submit();
            });
        } else {
            K('.ke-upload-button', div).hide();
        }
        if (allowFileManager) {
            viewServerBtn.click(function (e) {
                self.loadPlugin('filemanager', function () {
                    self.plugin.filemanagerDialog({
                        viewType: 'LIST',
                        dirName: 'file',
                        clickFn: function (url, title) {
                            if (self.dialogs.length > 1) {
                                K('[name="url"]', div).val(url);
                                if (self.afterSelectFile) {
                                    self.afterSelectFile.call(self, url);
                                }
                                self.hideDialog();
                            }
                        }
                    });
                });
            });
        } else {
            viewServerBtn.hide();
        }
        urlBox.val(fileUrl);
        titleBox.val(fileTitle);
        urlBox[0].focus();
        urlBox[0].select();
    };
    self.clickToolbar(name, function () {
        self.plugin.fileDialog({
            clickFn: function (url, title) {
                var html = '<a class="ke-insertfile" href="' + url + '" data-ke-src="' + url + '" target="_blank">' + title + '</a>';
                self.insertHtml(html).hideDialog().focus();
            }
        });
    });
});